Shelf support



FIG. 1 is a perspective view of a shelf support illustrating my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The left side view is identical to the right side view. 

The ornamental design for a shelf support, as shown and described. 